1 | /* Copyright (C) 1997-2022 Free Software Foundation, Inc. |
2 | This file is part of the GNU C Library. |
3 | |
4 | The GNU C Library is free software; you can redistribute it and/or |
5 | modify it under the terms of the GNU Lesser General Public |
6 | License as published by the Free Software Foundation; either |
7 | version 2.1 of the License, or (at your option) any later version. |
8 | |
9 | The GNU C Library is distributed in the hope that it will be useful, |
10 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
11 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
12 | Lesser General Public License for more details. |
13 | |
14 | You should have received a copy of the GNU Lesser General Public |
15 | License along with the GNU C Library; if not, see |
16 | <https://www.gnu.org/licenses/>. */ |
17 | |
18 | #ifndef _SYS_PRCTL_H |
19 | #define _SYS_PRCTL_H 1 |
20 | |
21 | #include <features.h> |
22 | #include <linux/prctl.h> /* The magic values come from here */ |
23 | |
24 | /* Recent extensions to linux which may post-date the kernel headers |
25 | we're picking up... */ |
26 | |
27 | /* Memory tagging control operations (for AArch64). */ |
28 | #ifndef PR_MTE_TCF_SHIFT |
29 | # define PR_MTE_TCF_SHIFT 1 |
30 | # define PR_MTE_TCF_NONE (0UL << PR_MTE_TCF_SHIFT) |
31 | # define PR_MTE_TCF_SYNC (1UL << PR_MTE_TCF_SHIFT) |
32 | # define PR_MTE_TCF_ASYNC (2UL << PR_MTE_TCF_SHIFT) |
33 | # define PR_MTE_TCF_MASK (3UL << PR_MTE_TCF_SHIFT) |
34 | # define PR_MTE_TAG_SHIFT 3 |
35 | # define PR_MTE_TAG_MASK (0xffffUL << PR_MTE_TAG_SHIFT) |
36 | #endif |
37 | |
38 | __BEGIN_DECLS |
39 | |
40 | /* Control process execution. */ |
41 | #ifndef __USE_TIME_BITS64 |
42 | extern int prctl (int __option, ...) __THROW; |
43 | #else |
44 | # ifdef __REDIRECT |
45 | extern int __REDIRECT_NTH (prctl, (int __option, ...), __prctl_time64); |
46 | # else |
47 | extern int __prctl_time64 (int __option,d ...) __THROW; |
48 | # define ioctl __prctl_time64 |
49 | # endif |
50 | #endif |
51 | |
52 | |
53 | __END_DECLS |
54 | |
55 | #endif /* sys/prctl.h */ |
56 | |